InChI=1S/C32H32O20/c33-8-14-18(38)23(43)28(50-31(48)9-1-4-11(34)5-2-9)26(49-14)16-19(39)15(17(37)10-3-6-12(35)13(36)7-10)20(40)27(21(16)41)51-32-25(45)22(42)24(44)29(52-32)30(46)47/h1-7,14,18,22-26,28-29,32-36,38-45H,8H2,(H,46,47)